355516845 has 32 divisors (see below), whose sum is σ = 589140864. Its totient is φ = 182956800.

The previous prime is 355516841. The next prime is 355516859. The reversal of 355516845 is 548615553.

It is a happy number.

It is not a de Polignac number, because 355516845 - 2² = 355516841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 355516797 and 355516806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355516841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44830 + ... + 52160.

It is an arithmetic number, because the mean of its divisors is an integer number (18410652).

Almost surely, 2^355516845 is an apocalyptic number.

It is an amenable number.

355516845 is a deficient number, since it is larger than the sum of its proper divisors (233624019).

355516845 is a wasteful number, since it uses less digits than its factorization.

355516845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7453.

The product of its digits is 360000, while the sum is 42.

The square root of 355516845 is about 18855.1543350883. The cubic root of 355516845 is about 708.4133351239.

The spelling of 355516845 in words is "three hundred fifty-five million, five hundred sixteen thousand, eight hundred forty-five".